For the 2026-27 school year, there are 9 private schools serving 2,263 students in Lake Forest, IL, 42% of all K-12 students in Lake Forest, IL are educated in private schools versus public schools (compared to the IL state average of 12%).
The average acceptance rate is 60%, which is lower than the Illinois private school average acceptance rate of 90%.
44% of private schools in Lake Forest, IL are religiously affiliated (most commonly Catholic).
Quick Facts (26-27)
- # Private Schools: 9
- # Students Served: 2,263
- Average Tuition: $34,630
- % Students on Financial Aid: 20%
- Acceptance Rate: 60%
- Average Class Size: 11 students
- % Students of Color: 19%
- View Lake Forest, IL School Trends






